4ID1:
reference: Allosteric integrase inhibitor potency is determined through the inhibition of HIV-1 particle maturation., Jurado KA, Wang H, Slaughter A, Feng L, Kessl JJ, Koh Y, Wang W, Ballandras-Colas A, Patel PA, Fuchs JR, Kvaratskhelia M, Engelman A, Proc Natl Acad Sci U S A. 2013 Apr 22. PMID: 23610442

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